<?php
/**
 * Defines Kodform_Filter class
 *
 *
 * @copyright 	Copyright (c) 2006 Boris Tomic (kodmasin.net)
 * @category 	Kodform
 * @package 	Kodform
 * @author 		Boris Tomic
 * @license 	http://boris.kodmasin.net/kodform4:license The BSD License
 *
 */

/**
 * this is base class for filters
 * 
 * filters are elements which filter value before validation
 */
abstract class Kodform_Filter{
	/**
	 * this method should be impleneted to create filter
	 */
	abstract public function filter($string);
}